import logging

from django.db import DatabaseError
from rest_framework import status
from rest_framework.response import Response
from rest_framework.views import exception_handler

logger = logging.getLogger('django')

def custom_exception_handler(exc, context):
  response = exception_handler(exc, context)
  if response is None:
    view = context["view"]
    if isinstance(exc, DatabaseError):
      logger.error('[%s] %s' % (view, exc))
      response = Response({"message": "服务器错误"}, status=status.HTTP_507_INSUFFICIENT_STORAGE)
  return response